Section 9--512. Amendment of Financing Statement.

(a) Amendment of information in financing statement. Subject to
Section 9--509, a person may add or delete collateral covered by,
continue or terminate the effectiveness of, or, subject to subsection
(e), otherwise amend the information provided in, a financing statement
by filing an amendment that:

(1) identifies, by its file number, the initial financing

statement to which the amendment relates; and

(2) if the amendment relates to an initial financing statement

filed in a filing office described in Section 9--501(a)(1),

provides the date and time that the initial financing

statement was filed and the information specified in Section

9--502(b).

(b) Period of effectiveness not affected. Except as otherwise provided
in Section 9--515, the filing of an amendment does not extend the period
of effectiveness of the financing statement.

(c) Effectiveness of amendment adding collateral. A financing
statement that is amended by an amendment that adds collateral is
effective as to the added collateral only from the date of the filing of
the amendment.

(d) Effectiveness of amendment adding debtor. A financing statement
that is amended by an amendment that adds a debtor is effective as to
the added debtor only from the date of the filing of the amendment.

(e) Certain amendments ineffective. An amendment is ineffective to the
extent it:

(1) purports to delete all debtors and fails to provide the name

of a debtor to be covered by the financing statement; or

(2) purports to delete all secured parties of record and fails to

provide the name of a new secured party of record.